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nature 6, 293-294 (08 August 1872) | doi:10.1038/006293a0
Forms of Solar Protuberances
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PROFESSOR TACCHINI gave a full account of some of the work recently done by the Italian Society of Spectro-scopists, which will be read with interest. At the beginning of his discourse he dealt specially with the observations on the solar protuberances, made with the view of throwing light on the question, whether the strata below the sun's chromosphere are solid, liquid, or gaseous.
